What this means
The IEEE assigned the MA-L block 0050D9 to ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:50:D9, it is ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA hardware.
Frequently Asked Questions
Who owns MAC prefix 0050D9?
0050D9 is registered to ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA's block covers 16,777,216 addresses.
What devices use 0050D9?
Any network device with a MAC address starting 00:50:D9 was manufactured by or for ENGETRON-ENGENHARIA ELETRONICA IND. e COM. LTDA.